71290648

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{617}}^1$

素因数の和:748

約数の個数: 64

約数和(自身を含む): 158850720

約数和(自身を除く): 87560072

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 88, 101, 104, 143, 202, 286, 404, 572, 617, 808, 1111, 1144, 1234, 1313, 2222, 2468, 2626, 4444, 4936, 5252, 6787, 8021, 8888, 10504, 13574, 14443, 16042, 27148, 28886, 32084, 54296, 57772, 62317, 64168, 88231, 115544, 124634, 176462, 249268, 352924, 498536, 685487, 705848, 810121, 1370974, 1620242, 2741948, 3240484, 5483896, 6480968, 8911331, 17822662, 35645324, 71290648]

約数ペア:

[(1, 71290648), (2, 35645324), (4, 17822662), (8, 8911331), (11, 6480968), (13, 5483896), (22, 3240484), (26, 2741948), (44, 1620242), (52, 1370974), (88, 810121), (101, 705848), (104, 685487), (143, 498536), (202, 352924), (286, 249268), (404, 176462), (572, 124634), (617, 115544), (808, 88231), (1111, 64168), (1144, 62317), (1234, 57772), (1313, 54296), (2222, 32084), (2468, 28886), (2626, 27148), (4444, 16042), (4936, 14443), (5252, 13574), (6787, 10504), (8021, 8888)]